Question

6n can end with the zero t/f

Answer 1

it is false........
it will not end with 0

Answer 2

yes 6n can ends with 0.
take some case
n=1,2,3,4,5,6,7,.........
when u put that no on the place of 'n'u got different difference no.
but when I put no.like 5 then u got 30 which is ended with 0.